# File lib/oauth2/strategy/client_credentials.rb, line 20
      def get_token(params={}, opts={})
        request_body = opts.delete('auth_scheme') == 'request_body'
        params.merge!('grant_type' => 'client_credentials')
        params.merge!(request_body ? client_params : {:headers => {'Authorization' => HTTPAuth::Basic.pack_authorization(client_params['client_id'], client_params['client_secret'])}})
        @client.get_token(params, opts.merge('refresh_token' => nil))
      end